In a small bowel, whisk together the oil, lime juice, salt, cumin, onion powder, garlic and pepper.
Pour over the fish fillets and let it marinate while you make the Chipotle Sauce.
While the fish is marinating, in a small bowel combine the yogurt, mayonnaise and chipotle peppers.
In a bowel add the shredded cabbage, corn and cilantro.
Pour the fish and marinade into a heated nonstick skillet, and cook for 3 minutes per side or until cooked through.
When the fish is cooking remove the fish from the pan and flake with fork
Heat the tortillas.
Serve fish on warmed tortillas, with corn slaw and topped with the chipotle cream sauce.